#050023#050023

#050023 is a very dark, moderate blue. Relative luminance 0.002; OKLCH L 12.5% C 0.076 H 279.9°. Best body text is #FFFFFF at 20.37:1 contrast (WCAG AA passes).

Color values

HEX	#050023
RGB	rgb(5, 0, 35)
HSL	hsl(249, 100%, 7%)
HSV	hsv(249, 100%, 14%)
CMYK	cmyk(85.7%, 100%, 0%, 86.3%)
CIE-LAB	lab(1.39, 9.01, -19.01)
CIE-LCH	lch(1.39, 21.04, 295.36°)
OKLab	oklab(12.52% 0.013 -0.0747)
OKLCH	oklch(12.52% 0.076 279.9)
XYZ	xyz(0.3659, 0.1536, 1.6001)
Luminance	0.0015 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050023 #1E2300

analogous

#000D23 #050023 #170023

triadic

#050023 #230500 #002305

tetradic

#050023 #23000D #1E2300 #002317

square

#050023 #23000D #1E2300 #002317

split-complementary

#050023 #231700 #0D2300

monochromatic

#04001F #04001F #050023 #0E0060 #16009D

Accessibility & contrast

On white

20.37

#050023 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.03

#050023 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050023

20.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050023	#FFFFFF	#000000	##FFFFFF
##050023	1.00	20.37	1.03	20.37
#FFFFFF	20.37	1.00	21.00	1.00
#000000	1.03	21.00	1.00	21.00
##FFFFFF	20.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000624

Deuteranopia (green-blind)

#000422

Tritanopia (blue-blind)

#000810

Achromatopsia (no color)

#050505

Design tokens & code

CSS

--color: #050023;
/* rgb */ color: rgb(5, 0, 35);
/* oklch */ color: oklch(12.5% 0.076 279.9);

Tailwind

colors: {
  custom: {
    50: '#48475e',
    500: '#050023',
    950: '#000000',
  },
}

SCSS

$custom: #050023;
$custom-light: #48475e;
$custom-dark: #000000;

JSON

{
  "hex": "#050023",
  "rgb": {
    "r": 5,
    "g": 0,
    "b": 35
  },
  "hsl": {
    "h": 248.571,
    "s": 100,
    "l": 6.863
  },
  "oklch": {
    "l": 0.1252,
    "c": 0.07582,
    "h": 279.9
  },
  "luminance": 0.00154
}

Semantic roles & 50–950 ramp

primary

#050023

secondary

#5F6C13

accent

#FF29E0

background

#F4F3F5

surface

#E7E5E9

border

#C3C1C5

text

#010004

muted

#777779

Preview Lab

Preview with #050023

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →